⚠️ Before disassembling, do not forget to turn your phone off.
Disassembly/Repair of the mobile device Samsung Galaxy Tab 4 8.0'' SM-T331 with each step description and the required set of tools.
Step 2. Open the back cover
Using a spudger or a plastic pick, carefully, around the edge, detach the back cover clips, and remove it.
Do not insert the tool deeply or bend it. Otherwise, the housing may be tampered with or damaged.
⚠️ Be careful when opening the cover from the volume and power buttons side. Thin cable and fragile buttons are straightforward to damage.
Step 3. Disconnect the battery connector
Disconnect the battery connector as soon as possible.
ℹ️️ The Samsung Galaxy Tab 4 8.0’’ SM-T331 model has a battery EB-BT330FBE with 4450 mAh capacity (aka rechargeable battery).
⚠️ It is highly recommended to disconnect the connector to avoid possible short circuits during disassembly.
Also, try not to use a metal tool to disconnect the rechargeable battery connector or do it carefully.
Step 4. Remove the bracket
Using a screwdriver (Phillips 1.5 mm PH000), unscrew the three screws and remove the bracket holding the charging port.
Step 7. Disconnect the connectors
Disconnect the touchscreen and display connectors.
⚠️ Do not pull on the cable or pry it with a sharp tool, the connectors are pretty weak and break easily, or the cable falls out of the end (lug).
Step 10. Remove the motherboard
Carefully remove the printed circuit board. There is no need to use a lever or try to reach the board by force. Make sure that nothing is getting in the way or holding the board.
⚠️ Do not bend the circuit board when removing it or push tools under it. Unbeknownst to yourself, you can damage components or cables from the inside.
Detailed disassembly instructions of Samsung Galaxy Tab 4 8.0'' SM-T331 in the video, made by our mobile repair & service center:
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